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In electrorefining the impure metal is ...

In electrorefining the impure metal is made

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In electrolytic refining, the impure metal is made

Fill in the blanks by choosing the appropriate word/words from those given in the brackets : (more than, primary, cathode, Lucas reagent, two, four, less than, Grignard's -reagent, tertiary, anode, zero, equal to, three) In electrolytic refining the impure metal is made _______ while a thin sheet of pure metal is used as _______ .

During electrorefining of a metal, impure metal is made anode.

In the electroefining of metals, impure metal is

Zone refining is used to obtain metals in high degree of purity. During electrorefining pure metal is liberated at the cathode.

In the metallurgical process for the electro-refining of the metal, the anode is made of ...........metal.

Assertion : In electrolytic refining of metal, impure metal is made cathode while a strip of pure metal is used as anode. Reason : The pure metal gets deposited at anode as anode mud.

During electrorefining of copper, a pure copper is made the ............

Mark the correct statements. (i) Mercury can be refined by the process of distillation. (ii) In poling, the molten impure metal is stirred with green poles of wood. (iii) In electrolytic refining of metals , impure metal is made as cathode and a thin strip of pure metal is made as anode.

The method not used in metallurgy to refine impure metal is :

AAKASH INSTITUTE ENGLISH-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-Try Yourself
  1. In some cases, Ellingham diagrams (graphs) show a bend. What do you re...

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  2. On Ellingham diagrams if two graphs intersect each other, what does th...

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  3. Name the four main zones of blast furnace in the extraction of Fe from...

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  4. Write the complete set of reactions occuring in the zone of reduction ...

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  5. Coke can be used to reduce Cu(2)O. Explain it based on thermodynamic v...

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  6. What the impure copper collected from Bessemer converter commonly call...

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  7. Name and formulate themain ore from which zinc is extracted.

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  8. What is the impure form of zinc commonly known as ?

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  9. Name and formulate the reagent used for the leaching of argentite.

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  10. What is the hydrometallurgy of silver or gold commonly known as ?

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  11. Write the equation of the net reaction taking place in Hall Heroult el...

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  12. Metals purified by liquation method. ……………. , …………..

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  13. Name two metals which are purified by distillation method.

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  14. Impure tin contains SnO(2) as one of the impurities. Name the specific...

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  15. In electrorefining the impure metal is made

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  16. Name the main method of purification employed for the purification of ...

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  17. Write two uses of zinc.

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  18. What are silver paint and german silver made of ?

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  19. Write some uses of wrought iron.

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  20. Name the metal which is used for galvanising iron.

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